docs: def is_config_type(type_):
      """ Checks if the given type is ``file_config.config`` decorated.
  
      :param type_: The type to check
      :return: True if the type is config decorated, otherwise False
      :rtype: bool
      """
  
      return (
          isinstance(type_, type)
          and hasattr(type_, "__attrs_attrs__")
          and hasattr(type_, CONFIG_KEY)
      )